RFR: JDK-8254889: name_and_sig_as_C_string usages in frame coding without ResourceMark [v2]

[Matthias Baesken]

> Hello, seems we have some usages of name_and_sig_as_C_string() in frame related HS coding without using a ResourceMark.
> Please review.
> Thanks, Matthias

Matthias Baesken has refreshed the contents of this pull request, and previous commits have been removed. The
incremental views will show differences compared to the previous content of the PR. The pull request contains one new
commit since the last revision:

  JDK-8254889

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Changes:
  - all: https://git.openjdk.java.net/jdk/pull/698/files
  - new: https://git.openjdk.java.net/jdk/pull/698/files/a7b27146..6a13e8e2

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=698&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=698&range=00-01

  Stats: 8 lines in 2 files changed: 3 ins; 1 del; 4 mod
  Patch: https://git.openjdk.java.net/jdk/pull/698.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/698/head:pull/698

PR: https://git.openjdk.java.net/jdk/pull/698